263 
à — p 300 350 40° 45° 50° 55° 60° 65° 70° 
16° 1-39 1-48 1-58 1:70 1:84 2-00 2-22 2-52 2-98 
To 1-37 1-46 1-56 1-67 1-80 1-97 2-18 2-48 2-95 
18° 1-35 1-44 1-53 1-64 1-78 1-94 2-15 2-45 2-94 
119) 1:34 1-42 1-51 1-62 1-75 1-91 2 2-43 2-93 
20° 1-32 1-40 1-49 1-60 1-73 1-89 2: 2-41 2-92 
21° 1-31 1-39 1-47 1-58 1-71 1-87 2-08 2-39 
220 1-29 1-37 1-46 1-56 1-69 1-85 2-06 2-38 
23° 1-28 1-36 1-44 1-55 1-67 1-83 2-05 2-37 
240 1-27 | 1-35 1-43 1-53 1-65 1-81 2-03 2-37 
259 1:26 | 1-34 1-42 1-52 1-64 1:80 2-02 2-37 
26° 1-25 1-33 1-41 1-51 1-63 1-79 2:02 
27° 1-25 1-32 1-40 1-50 1-62 1-78 2-01 
28° 1-24 1-31 1-39 1-49 1-61 ie 7/ 2-00 
290 1-23 1-30 1-38 1-48 1-60 1-76 2-00 
30° 1-23 1-29 1-37 1-47 1-59 1-76 2-00 
310 1-23 1-28 1-36 1-46 1-58 1-75 
32° 1-21 1-28 1-36 1-45 1-58 1-75 
33° 1-21 1-27 1-35 1-45 1-57 1-75 
34 1-20 1-27 1-35 1-44 1-57 1-74 
35° 1-20 1-26 1:34 1-44 1:57 1-74 
36° 1-19 1-26 1-33 1-43 1-56 
37° 1-19 1-26 1-33 1-43 1-56 
38° 1.19 1-25 1:33 1-43 1-56 
39° 1-18 1-25 1:32 1-43 1-56 
40° 1-18 1-24 1-32 1-42 1-56 
41° 1-18 1-24 1-32 1-42 
420 1-18 1-24 1-31 1-42 
43° 1-17 1-23 1-31 1-41 
440 1-17 1-23 1:31 1-41 
45° MOUs) 1-23 1-31 1-41 
46° 1-17 1-23 1-31 
47° 1-17 1-23 1-31 
48° 1-16 1-23 1-31 
49° 1-16 1-22 1-31 
50° 1-16 1-22 1-31 
51° 1-16 1-22 
52° 1-16 1-22 
53° 1-16 1-22 
54° 1-16 1-22 
55° 1:16 : 1-22 
56° 1:16 
57° 1-16 
58° 1-16 
59° 1-15 
60° 1-15 
